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CVE Record

CVE-2020-4624: IBM Cloud Pak for Security 1.3.0.1 (CP4S) uses weaker than expected cryptographic algorithms during negotia...

IBM Cloud Pak for Security 1.3.0.1 (CP4S) uses weaker than expected cryptographic algorithms during negotiation could allow an attacker to decrypt sensitive information.

LowCVSS 3.7Not KEV-listedUpdated
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Glexia's TakeAutomated analysislow

Security readout for executives and security teams

Plain-English summary

IBM Cloud Pak for Security 1.3.0.1 negotiated weaker cryptography than expected, creating a confidentiality risk where sensitive information could be decrypted. The public bundle rates the issue low severity, with high attack complexity and low confidentiality impact.

Executive priority

Handle through normal vulnerability management unless CP4S 1.3.0.1 protects high-sensitivity workflows or is broadly exposed. The business risk is confidentiality-focused and currently not supported by evidence of active exploitation.

Technical view

CVE-2020-4624 affects IBM Cloud Pak for Security 1.3.0.1. The weakness is in cryptographic algorithm negotiation and may allow decryption of sensitive information. The CVSS 3.0 score is 3.7 with network attack vector, no privileges required, high complexity, and low confidentiality impact.

Likely exposure

Exposure is limited in the provided evidence to IBM Cloud Pak for Security version 1.3.0.1. The bundle does not identify other affected versions, components, configurations, or CPEs.

Exploitation context

The source bundle does not show CISA KEV listing or confirmed active exploitation. Its CVSS exploit maturity is unproven, and attack complexity is high, so treat this as a real but lower-urgency confidentiality issue.

Researcher notes

Public evidence is sparse. The key facts are affected version, weak algorithm negotiation, possible information disclosure, CVSS 3.7, official IBM references, and no KEV listing. Do not assume additional affected versions or exploitability beyond this bundle.

Mitigation direction

  • Identify any IBM Cloud Pak for Security 1.3.0.1 deployments.
  • Review IBM advisory for official remediation and fixed levels.
  • Apply IBM-supported updates or configuration guidance if confirmed affected.
  • Reduce unnecessary network exposure to affected CP4S services.
  • Track remediation evidence in vulnerability management records.

Validation and detection

  • Inventory CP4S versions and confirm whether 1.3.0.1 is present.
  • Check IBM advisory and X-Force entry for current vendor guidance.
  • Review TLS or cryptographic policy configuration where CP4S exposes services.
  • Confirm remediation through version evidence or vendor-supported validation.
  • Document that no broader affected products were identified in sources.
Prepared
Confidence
medium
Sources
4

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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CVE-2020-4624 mapping review

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Vulnerability profileCVE Program record
Severity
Low
CVSS
3.7 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/UI:N/A:N/PR:N/I:N/AC:H/S:U/C:L/AV:N/RL:O/RC:C/E:U

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
3Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
3.7CVSS 3.0LowCVSS:3.0/UI:N/A:N/PR:N/I:N/AC:H/S:U/C:L/AV:N/RL:O/RC:C/E:U2.21.4Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

3.7Low
CVSS 3.0 vector shape for CVE-2020-4624Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/UI:N/A:N/PR:N/I:N/AC:H/S:U/C:L/AV:N/RL:O/RC:C/E:U

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
IBMCloud Pak for Security1.3.0.1Listed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.